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Side-by-side financial comparison of DONALDSON Co INC (DCI) and HANOVER INSURANCE GROUP, INC. (THG). Click either name above to swap in a different company.

HANOVER INSURANCE GROUP, INC. is the larger business by last-quarter revenue ($1.7B vs $935.4M, roughly 1.8× DONALDSON Co INC). DONALDSON Co INC runs the higher net margin — 12.2% vs 11.0%, a 1.2% gap on every dollar of revenue. On growth, HANOVER INSURANCE GROUP, INC. posted the faster year-over-year revenue change (6.1% vs 3.9%). Over the past eight quarters, HANOVER INSURANCE GROUP, INC.'s revenue compounded faster (5.2% CAGR vs 3.3%).

Donaldson Company, Inc. is a filtration company engaged in the production and marketing of filtration products used in a variety of industry sectors, including commercial/industrial, aerospace, chemical, alternative energy (windmills), food & beverage, and pharmaceuticals. Also the company's research division, located in Minneapolis, Minn., participated in defense-related projects for various military applications.

The Hanover Insurance Group, Inc. is an insurance company based in Worcester, Massachusetts. It was the original name of a property-liability insurance firm established in 1852, and it remained a publicly traded company under that name until the early 1990s, when it changed its name to Allmerica Property & Casualty Companies.

DCI vs THG — Head-to-Head

Bigger by revenue
THG
THG
1.8× larger
THG
$1.7B
$935.4M
DCI
Growing faster (revenue YoY)
THG
THG
+2.2% gap
THG
6.1%
3.9%
DCI
Higher net margin
DCI
DCI
1.2% more per $
DCI
12.2%
11.0%
THG
Faster 2-yr revenue CAGR
THG
THG
Annualised
THG
5.2%
3.3%
DCI

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
DCI
DCI
THG
THG
Revenue
$935.4M
$1.7B
Net Profit
$113.9M
$186.8M
Gross Margin
35.2%
Operating Margin
16.0%
11.1%
Net Margin
12.2%
11.0%
Revenue YoY
3.9%
6.1%
Net Profit YoY
15.1%
45.7%
EPS (diluted)
$0.97

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
DCI
DCI
THG
THG
Q1 26
$1.7B
Q4 25
$935.4M
$1.7B
Q3 25
$980.7M
$1.7B
Q2 25
$940.1M
$1.7B
Q1 25
$870.0M
$1.6B
Q4 24
$900.1M
$1.6B
Q3 24
$935.4M
$1.6B
Q2 24
$927.9M
$1.5B
Net Profit
DCI
DCI
THG
THG
Q1 26
$186.8M
Q4 25
$113.9M
$198.5M
Q3 25
$114.3M
$178.7M
Q2 25
$57.8M
$157.1M
Q1 25
$95.9M
$128.2M
Q4 24
$99.0M
$167.9M
Q3 24
$109.7M
$102.1M
Q2 24
$113.5M
$40.5M
Gross Margin
DCI
DCI
THG
THG
Q1 26
Q4 25
35.2%
Q3 25
34.5%
Q2 25
34.2%
Q1 25
35.2%
Q4 24
35.5%
Q3 24
35.8%
Q2 24
35.6%
Operating Margin
DCI
DCI
THG
THG
Q1 26
11.1%
Q4 25
16.0%
17.3%
Q3 25
15.5%
14.9%
Q2 25
9.3%
12.7%
Q1 25
14.4%
11.6%
Q4 24
14.5%
16.1%
Q3 24
15.6%
9.6%
Q2 24
15.5%
6.2%
Net Margin
DCI
DCI
THG
THG
Q1 26
11.0%
Q4 25
12.2%
11.9%
Q3 25
11.7%
10.7%
Q2 25
6.1%
9.5%
Q1 25
11.0%
8.0%
Q4 24
11.0%
10.6%
Q3 24
11.7%
6.5%
Q2 24
12.2%
2.6%
EPS (diluted)
DCI
DCI
THG
THG
Q1 26
Q4 25
$0.97
$5.46
Q3 25
$0.97
$4.90
Q2 25
$0.48
$4.30
Q1 25
$0.79
$3.50
Q4 24
$0.81
$4.60
Q3 24
$0.90
$2.80
Q2 24
$0.92
$1.12

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
DCI
DCI
THG
THG
Cash + ST InvestmentsLiquidity on hand
$210.7M
$243.5M
Total DebtLower is stronger
$671.5M
$843.8M
Stockholders' EquityBook value
$1.5B
$3.0B
Total Assets
$3.0B
$16.5B
Debt / EquityLower = less leverage
0.44×
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DCI
DCI
THG
THG
Q1 26
$243.5M
Q4 25
$210.7M
$1.1B
Q3 25
$180.4M
$915.7M
Q2 25
$178.5M
$244.1M
Q1 25
$189.1M
$315.1M
Q4 24
$221.2M
$435.5M
Q3 24
$232.7M
$427.1M
Q2 24
$223.7M
$337.6M
Total Debt
DCI
DCI
THG
THG
Q1 26
$843.8M
Q4 25
$671.5M
$843.3M
Q3 25
$630.4M
$843.0M
Q2 25
$638.8M
$347.8M
Q1 25
$514.7M
$722.5M
Q4 24
$538.6M
$722.3M
Q3 24
$483.4M
Q2 24
$481.8M
Stockholders' Equity
DCI
DCI
THG
THG
Q1 26
$3.0B
Q4 25
$1.5B
$3.6B
Q3 25
$1.5B
$3.4B
Q2 25
$1.5B
$3.2B
Q1 25
$1.5B
$3.0B
Q4 24
$1.5B
$2.8B
Q3 24
$1.5B
$2.9B
Q2 24
$1.5B
$2.6B
Total Assets
DCI
DCI
THG
THG
Q1 26
$16.5B
Q4 25
$3.0B
$16.9B
Q3 25
$3.0B
$16.8B
Q2 25
$3.0B
$15.7B
Q1 25
$3.0B
$15.5B
Q4 24
$3.0B
$15.3B
Q3 24
$2.9B
$15.4B
Q2 24
$2.9B
$14.9B
Debt / Equity
DCI
DCI
THG
THG
Q1 26
0.28×
Q4 25
0.44×
0.24×
Q3 25
0.43×
0.25×
Q2 25
0.44×
0.11×
Q1 25
0.33×
0.24×
Q4 24
0.35×
0.25×
Q3 24
0.32×
Q2 24
0.32×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
DCI
DCI
THG
THG
Operating Cash FlowLast quarter
$125.4M
Free Cash FlowOCF − Capex
$111.2M
FCF MarginFCF / Revenue
11.9%
Capex IntensityCapex / Revenue
1.5%
Cash ConversionOCF / Net Profit
1.10×
TTM Free Cash FlowTrailing 4 quarters
$403.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DCI
DCI
THG
THG
Q1 26
Q4 25
$125.4M
$378.2M
Q3 25
$167.8M
$554.4M
Q2 25
$87.7M
$206.6M
Q1 25
$90.4M
$38.9M
Q4 24
$72.9M
$213.5M
Q3 24
$126.0M
$394.7M
Q2 24
$141.5M
$139.5M
Free Cash Flow
DCI
DCI
THG
THG
Q1 26
Q4 25
$111.2M
$377.0M
Q3 25
$147.5M
$551.4M
Q2 25
$73.0M
$204.9M
Q1 25
$71.5M
$37.1M
Q4 24
$47.9M
$210.5M
Q3 24
$106.2M
$392.3M
Q2 24
$120.2M
$137.3M
FCF Margin
DCI
DCI
THG
THG
Q1 26
Q4 25
11.9%
22.6%
Q3 25
15.0%
33.1%
Q2 25
7.8%
12.4%
Q1 25
8.2%
2.3%
Q4 24
5.3%
13.3%
Q3 24
11.4%
25.1%
Q2 24
13.0%
8.9%
Capex Intensity
DCI
DCI
THG
THG
Q1 26
Q4 25
1.5%
0.1%
Q3 25
2.1%
0.2%
Q2 25
1.6%
0.1%
Q1 25
2.2%
0.1%
Q4 24
2.8%
0.2%
Q3 24
2.1%
0.2%
Q2 24
2.3%
0.1%
Cash Conversion
DCI
DCI
THG
THG
Q1 26
Q4 25
1.10×
1.91×
Q3 25
1.47×
3.10×
Q2 25
1.52×
1.32×
Q1 25
0.94×
0.30×
Q4 24
0.74×
1.27×
Q3 24
1.15×
3.87×
Q2 24
1.25×
3.44×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

DCI
DCI

Aftermarket Products$447.1M48%
Industrial Filtration Solutions Products$222.6M24%
Off Road Products$86.5M9%
Life Sciences Segment$80.0M9%
Other$39.1M4%
Aerospace And Defense Products$37.1M4%
On Road Products$23.0M2%

THG
THG

Premiums earned$1.6B92%
Other$124.6M7%
Fees and other income$6.2M0%

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